Home / 95,283,114.80-142,924,672.20-86,496,623.60

Finding the Fourth Proportional to 95,283,114.80, 142,924,672.20 and 86,496,623.60

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Solution

The fourth proportional to 95,283,114.80, 142,924,672.20 and 86,496,623.60 is: 129,744,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,283,114.80 : 142,924,672.20 = 86,496,623.60 : x
  2. Step 2: Convert to fraction form
    95,283,114.80/142,924,672.20 = 86,496,623.60/x
  3. Step 3: Cross multiply
    95,283,114.80x = 142,924,672.20 × 86,496,623.60
  4. Step 4: Simplify right side
    95,283,114.80x = 12,362,501,574,436,782
  5. Step 5: Solve for x
    x = 12,362,501,574,436,782/95,283,114.80
  6. Step 6: Final answer
    x = 129,744,935.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.